/* ============================================
   AUTHENTICATION PAGES
   Clean and professional authentication design
   ============================================ */

.auth-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-primary-900) 0%, var(--color-primary) 100%);
  position: relative;
  overflow: hidden;
}

.auth-page::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M30 0L0 30 30 60 60 30z' fill='%23fff' fill-opacity='0.03'/%3E%3C/svg%3E");
  opacity: 0.4;
}

/* Container */
.auth-container {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 480px;
  padding: var(--space-6);
}

/* Card */
.auth-card {
  background: var(--color-white);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-2xl);
  overflow: hidden;
}

.auth-card__header {
  text-align: center;
  padding: var(--space-9) var(--space-8) var(--space-7);
  background: linear-gradient(to bottom, var(--color-white-soft) 0%, var(--color-white) 100%);
}

.auth-logo {
  width: 120px;
  height: auto;
  margin: 0 auto var(--space-6);
  display: block;
}

.auth-title {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: var(--weight-extrabold);
  color: var(--color-black);
  margin-bottom: var(--space-2);
}

.auth-subtitle {
  font-size: var(--text-base);
  color: var(--color-gray-600);
  line-height: var(--leading-relaxed);
}

/* Body */
.auth-card__body {
  padding: var(--space-8);
}

/* Form */
.auth-form {
  width: 100%;
}

.form-group {
  margin-bottom: var(--space-5);
}

.form-label {
  display: block;
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--color-gray-700);
  margin-bottom: var(--space-2);
}

.form-input {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-base);
  color: var(--color-black);
  background: var(--color-white);
  border: 2px solid var(--color-gray-300);
  border-radius: var(--radius-lg);
  transition: all var(--duration-fast) var(--ease-smooth);
}

.form-input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(0, 82, 165, 0.1);
}

.form-input.is-invalid {
  border-color: var(--color-accent-red);
}

.form-error {
  display: block;
  margin-top: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-accent-red);
}

/* Checkbox */
.form-group-checkbox {
  margin-bottom: var(--space-6);
}

.checkbox-label {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  cursor: pointer;
  font-size: var(--text-sm);
  color: var(--color-gray-700);
}

.checkbox-label input[type="checkbox"] {
  width: 18px;
  height: 18px;
  cursor: pointer;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: var(--weight-semibold);
  text-decoration: none;
  border: 2px solid transparent;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--duration-base) var(--ease-smooth);
}

.btn-primary {
  color: var(--color-white);
  background: var(--gradient-fire);
  border-color: transparent;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow-fire);
}

.btn-block {
  width: 100%;
}

/* Alerts */
.alert {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4);
  margin-bottom: var(--space-6);
  border-radius: var(--radius-lg);
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
}

.alert svg {
  flex-shrink: 0;
}

.alert-danger {
  color: var(--color-accent-red);
  background: rgba(220, 38, 38, 0.1);
  border: 1px solid rgba(220, 38, 38, 0.2);
}

.alert-success {
  color: #059669;
  background: rgba(5, 150, 105, 0.1);
  border: 1px solid rgba(5, 150, 105, 0.2);
}

/* Links */
.auth-links {
  text-align: center;
  margin-top: var(--space-5);
}

.auth-link {
  font-size: var(--text-sm);
  color: var(--color-primary);
  text-decoration: none;
  font-weight: var(--weight-medium);
  transition: color var(--duration-fast) var(--ease-smooth);
}

.auth-link:hover {
  color: var(--color-primary-600);
  text-decoration: underline;
}

/* Footer */
.auth-card__footer {
  padding: var(--space-5) var(--space-8);
  background: var(--color-gray-50);
  text-align: center;
  border-top: 1px solid var(--color-gray-200);
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-gray-600);
  text-decoration: none;
  font-weight: var(--weight-medium);
  transition: color var(--duration-fast) var(--ease-smooth);
}

.back-link:hover {
  color: var(--color-primary);
}

/* Responsive */
@media (max-width: 640px) {
  .auth-container {
    padding: var(--space-4);
  }

  .auth-card__header {
    padding: var(--space-7) var(--space-6) var(--space-5);
  }

  .auth-title {
    font-size: var(--text-2xl);
  }

  .auth-card__body {
    padding: var(--space-6);
  }

  .auth-logo {
    width: 100px;
  }
}